An ideal set for teaching measures for temperature, time, weight, capacity or height. Combine increasing knowledge of estimating and working out amounts using place value with knowledge of standard units of scale to match together these self-correcting puzzle pieces. Ideal for whole class or small groups. Set contains 30 self-correcting puzzles that use real-life imagery where possible. Five of the puzzles also cover matching different fractions. Suitable for ages 6-7+ and SEN.